EXCERPT:“Four of the nation’s largest homebuilders have agreed to pay $4.3 million in fines for failing to control runoff at construction sites in 34 states and the District of Columbia.Centex agreed to pay $1.49 million, KB Home $1.19 million, Pulte Homes $877,000, and MDC Holdings’ Richmond American Homes $795,000, the government said in a statement…In February, the agency fined Home Depot Inc. $1.3 million to resolve alleged violations at 30 construction sites for its big box stores in 28 states. But the largest settlement to date was with Wal-Mart Stores Inc., which in May 2004 agreed to pay $3.1 million for violations at construction sites across the country.”